The phone lacks a keyboard, giving the BlackBerry from Research In Motion an edge as an e-mail device.

FORBES: How To Screw Up The iPhone

Instead of pushing a traditional cone speaker from behind with a magnet, Edge Motion-driven speakers work with a thin, slightly curved membrane that is actuated along the edge area in a manner that creates an efficient, piston-like motion in front.

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The phone lacks a keyboard, giving the BlackBerry from Research In Motion (nasdaq: RIMM - news - people ) an edge as an e-mail device.

FORBES: How To Screw Up The iPhone